In a Blown Fuse?

A blown fuse may be discolored, cloudy, or have a melted or broken metal piece inside. With the main power still off, unscrew the blown fuse and remove it. It's important to replace the fuse with another of the same size, type, rating, and amperage. ... Screw the new fuse into the same electrical panel socket.

Is a blown fuse an emergency?

Blown fuses are not considered after-hours emergencies. Please familiarize yourself with your fuse panel and/or breakers. ... Electrical outage may be considered an emergency ONLY if there is no electricity throughout the unit AND: you have called Duke Energy AND Duke Energy is not at fault.

What happens to a fuse when it blows?

When a fuse blows, a metal filament inside the fuse has burned through, meaning that you'll need to replace the fuse with a new one.